C1: Champion Noel McIlvenny (2 wins, 183 points.) A maths teacher from Belfast.
C2: Challenger Chris Feetenby. A retiree and voluntary worker from Leeds. She has previously appeared on the show back in Series 26 in 1993, where she reached the semi-finals, before losing to eventual series champion, Andy Bodle. She was also recognised at a motorway service station by a coachload of Countdown fans during her run.
DC: Susie Dent and Barry McGuigan.
RR: Rachel Riley.
OT: Other words or solutions.